/* BioDent OS — one stylesheet, token-driven, both themes. */
:root{
  --bg:#F4F6F3; --surface:#FFFFFF; --ink:#1B2430; --muted:#5C6862; --rule:#D9DED9; --rule-soft:#E8ECE8;
  --accent:#0F6E6A; --accent-ink:#FFFFFF; --accent-soft:#DDEDEB;
  --warm:#B4650E; --warm-soft:#F7EAD8; --good:#1F7A3E; --good-soft:#DDF0E3; --bad:#A83A2B; --bad-soft:#F6DEDA;
  --code-bg:#EAF0EE; --shadow:0 1px 2px rgba(20,40,36,.06);
  --ui:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif; --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --rail:220px; --radius:4px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#131917; --surface:#1B2320; --ink:#E4EAE7; --muted:#9AA8A2; --rule:#2C3733; --rule-soft:#232D29;
    --accent:#4FB5AE; --accent-ink:#0E1A18; --accent-soft:#173532;
    --warm:#E0A252; --warm-soft:#3A2B14; --good:#5FC383; --good-soft:#163524; --bad:#E48A7A; --bad-soft:#3E1F1A;
    --code-bg:#223029; --shadow:none;
  }
}
:root[data-theme="dark"]{
  --bg:#131917; --surface:#1B2320; --ink:#E4EAE7; --muted:#9AA8A2; --rule:#2C3733; --rule-soft:#232D29;
  --accent:#4FB5AE; --accent-ink:#0E1A18; --accent-soft:#173532;
  --warm:#E0A252; --warm-soft:#3A2B14; --good:#5FC383; --good-soft:#163524; --bad:#E48A7A; --bad-soft:#3E1F1A;
  --code-bg:#223029; --shadow:none;
}
*{box-sizing:border-box}
html{font-size:15px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--ui);line-height:1.5;min-height:100vh}
a{color:var(--accent)}
h1{font-size:26px;font-weight:800;letter-spacing:-.02em;margin:0 0 4px;text-wrap:balance}
h2{font-size:16px;font-weight:700;margin:0 0 10px;display:flex;align-items:center;gap:8px}
p{margin:0 0 10px}
code,.mono{font-family:var(--mono);font-size:.9em}
.sr{position:absolute;left:-9999px}
.skip{position:absolute;left:-9999px;top:8px}.skip:focus{left:8px;background:var(--surface);padding:6px 10px;z-index:99}
.muted{color:var(--muted)}
.ico{width:18px;height:18px;fill:currentColor;vertical-align:-4px}

/* shell */
.topbar{position:fixed;top:0;left:0;right:0;height:56px;background:var(--surface);border-bottom:1px solid var(--rule);display:flex;align-items:center;gap:16px;padding:0 16px;z-index:20}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;color:var(--ink);text-decoration:none;letter-spacing:.01em;white-space:nowrap}
.brand img{height:28px}
.topsearch{flex:1;display:flex;gap:4px;max-width:620px}
.topsearch .input{flex:1}
.topright{margin-left:auto;display:flex;align-items:center;gap:12px;font-size:13px}
.topright .user{font-weight:600}
.company-name{color:var(--muted)}
.menu-btn{display:none;cursor:pointer;padding:6px}
.nav-toggle{display:none}
.rail{position:fixed;top:56px;left:0;bottom:0;width:var(--rail);background:var(--surface);border-right:1px solid var(--rule);display:flex;flex-direction:column;padding:12px 0;overflow:auto}
.rail ul{list-style:none;margin:0;padding:0}
.rail a{display:block;padding:9px 20px;color:var(--ink);text-decoration:none;font-weight:600;font-size:14px;border-left:3px solid transparent}
.rail a:hover{background:var(--rule-soft)}
.rail a[aria-current="page"]{border-left-color:var(--accent);background:var(--accent-soft)}
.rail-group{margin-top:2px}
.rail-group summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding:10px 20px;font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.rail-group summary::-webkit-details-marker{display:none}
.rail-group summary::after{content:"\203A";font-size:16px;line-height:1;transition:transform .15s ease}
.rail-group[open] summary::after{transform:rotate(90deg)}
.rail-group summary:hover{color:var(--ink);background:var(--rule-soft)}
.rail-group summary:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.rail-group a{padding-left:32px;font-weight:500}
@media (prefers-reduced-motion:reduce){.rail-group summary::after{transition:none}}
.rail-foot{margin-top:auto;padding:12px 20px;display:flex;flex-direction:column;gap:8px}
.env{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--warm);font-weight:700}
.content{margin-left:var(--rail);padding:76px 28px 64px;max-width:calc(1240px + var(--rail))}
.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px}
.auth-card{background:var(--surface);border:1px solid var(--rule);border-radius:6px;padding:28px;width:min(420px,100%);box-shadow:var(--shadow)}
.auth-card h1{font-size:22px;margin-bottom:16px}

/* page furniture */
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.lede{color:var(--muted);margin:0}
.crumbs{font-size:13px;margin:0 0 2px}
.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.toolbar .input{min-width:220px}
.saved{font-size:13px;color:var(--muted);display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.chip{display:inline-block;padding:2px 8px;border:1px solid var(--rule);border-radius:12px;font-size:12px;text-decoration:none;color:var(--ink);background:var(--surface)}
.panel{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:18px 20px;margin-bottom:16px;box-shadow:var(--shadow)}
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(360px,1fr));gap:16px}
.order-layout{display:grid;grid-template-columns:1fr 340px;gap:16px;align-items:start}
@media (max-width:900px){.order-layout{grid-template-columns:1fr}}
.card .count{font-size:12px;background:var(--rule-soft);padding:1px 8px;border-radius:10px;font-variant-numeric:tabular-nums}
.card .more{display:inline-block;margin-top:8px;font-size:13px}
ul.plain{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}
.empty{padding:40px 20px;text-align:center;color:var(--muted);background:var(--surface);border:1px dashed var(--rule);border-radius:var(--radius)}
.empty h1{font-size:20px}
.messages{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.msg{padding:9px 12px;border-radius:var(--radius);border:1px solid var(--rule);background:var(--surface);font-size:14px}
.msg-success{border-color:var(--good);background:var(--good-soft)}
.msg-error{border-color:var(--bad);background:var(--bad-soft)}
.msg-warning{border-color:var(--warm);background:var(--warm-soft)}
.msg-info{border-color:var(--accent);background:var(--accent-soft)}
.next-action{display:flex;gap:8px;align-items:center;padding:10px 14px;background:var(--warm-soft);border-left:4px solid var(--warm);border-radius:var(--radius);margin-bottom:14px}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--rule);margin-bottom:14px;overflow-x:auto}
.tabs a{padding:8px 12px;text-decoration:none;color:var(--muted);font-weight:600;font-size:14px;border-bottom:2px solid transparent;white-space:nowrap}
.tabs a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--accent)}
.props{display:grid;grid-template-columns:max-content 1fr;gap:6px 18px;margin:0;font-size:14px}
.props dt{color:var(--muted);font-weight:600}
.props dd{margin:0;font-variant-numeric:tabular-nums}

/* tables */
.tw{overflow-x:auto;background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:14px}
table{border-collapse:collapse;width:100%;font-size:13.5px}
th{text-align:left;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding:10px 12px;border-bottom:1px solid var(--rule);white-space:nowrap}
td{padding:9px 12px;border-bottom:1px solid var(--rule-soft);vertical-align:top;font-variant-numeric:tabular-nums}
tr:last-child td{border-bottom:0}
td:first-child a{font-weight:600;text-decoration:none}
.pager{display:flex;gap:10px;align-items:center;font-size:13px;color:var(--muted)}

/* pills */
.pill{display:inline-block;padding:2px 9px;border-radius:12px;font-size:12px;font-weight:700;text-transform:capitalize;white-space:nowrap}
.pill-neutral{background:var(--rule-soft);color:var(--ink)}
.pill-good{background:var(--good-soft);color:var(--good)}
.pill-warn{background:var(--warm-soft);color:var(--warm)}
.pill-bad{background:var(--bad-soft);color:var(--bad)}

/* forms */
.form{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:20px;max-width:760px}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px 18px}
.field{display:flex;flex-direction:column;gap:4px}
.field label{font-size:13px;font-weight:600}
.field-check{flex-direction:row;align-items:center;gap:8px}
.help{font-size:12px;color:var(--muted);margin:0}
.error{font-size:12px;color:var(--bad);margin:0}
.req{color:var(--bad)}
.input,.select,textarea.input{font:inherit;padding:8px 10px;border:1px solid var(--rule);border-radius:var(--radius);background:var(--surface);color:var(--ink);width:100%}
.input:focus,.select:focus,.btn:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.select.small,.input.small{padding:4px 8px;font-size:13px;width:auto}
textarea.input{min-height:90px}
.form-actions{display:flex;gap:8px;margin-top:18px}
.btn{display:inline-flex;align-items:center;gap:6px;font:inherit;font-weight:700;font-size:14px;padding:8px 14px;border-radius:var(--radius);border:1px solid var(--rule);background:var(--surface);color:var(--ink);cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{background:var(--rule-soft)}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn.primary:hover{filter:brightness(1.05)}
.btn.ghost{background:transparent}
.btn.danger{color:var(--bad);border-color:var(--bad)}
.btn.small{padding:4px 10px;font-size:13px}
.inline{display:inline}
.popover{position:relative}
.popover summary{list-style:none}
.popover summary::-webkit-details-marker{display:none}
.popover-body{position:absolute;right:0;top:calc(100% + 6px);background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:12px;width:280px;display:flex;flex-direction:column;gap:8px;z-index:10;box-shadow:0 6px 20px rgba(0,0,0,.12)}
.timeline{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px;font-size:13.5px}
.timeline li{display:grid;grid-template-columns:150px 1fr;gap:12px;padding:8px 0;border-bottom:1px solid var(--rule-soft)}
.timeline time{color:var(--muted);font-variant-numeric:tabular-nums}
.diff{font-family:var(--mono);font-size:12px;color:var(--muted);margin:2px 0 0;white-space:pre-wrap}
.stat{display:flex;flex-direction:column;gap:2px}
.stat b{font-size:22px;font-variant-numeric:tabular-nums}
.stat span{font-size:12px;color:var(--muted)}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}
.kpis .panel{margin:0}

/* ---- Release 1B: ledgers, entry tables, inline forms ---- */
th.num,td.num,.input.num{text-align:right}
.input.short,.select.short{width:auto;min-width:0;max-width:130px}
.right{float:right;font-variant-numeric:tabular-nums}
.plain{list-style:none;margin:0;padding:0}
.plain li{padding:5px 0;border-bottom:1px solid var(--rule-soft)}
.plain li:last-child{border-bottom:0}
.plain.cols{columns:2;column-gap:24px}
.inline{display:inline}
.inline-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:10px}
.inline-form .input,.inline-form .select{width:auto;min-width:160px}
.check-inline{display:inline-flex;align-items:center;gap:6px;font-size:13px;margin-right:8px}
.panel-sub{margin-top:12px}
.panel-sub summary{list-style:none;display:inline-flex;cursor:pointer}
.panel-sub[open] summary{margin-bottom:10px}
.panel.warn{border-left:4px solid var(--warm)}
tr.total td{border-top:2px solid var(--rule);background:var(--rule-soft)}
tr.selected td{background:var(--good-soft)}
table.entry td{padding:4px 6px}
table.entry .input,table.entry .select{padding:6px 8px}
td form.inline{margin:0}

/* ---- Release 1C: the status vector ---- */
.vector{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.vec{display:flex;flex-direction:column;gap:2px;padding:6px 10px;border:1px solid var(--rule);border-radius:var(--radius);background:var(--surface);min-width:90px}
.vec small{font-size:10.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.vec-bad{border-color:var(--bad);background:var(--bad-soft)}

@media (max-width:900px){
  .rail{transform:translateX(-100%);transition:transform .15s ease;width:min(280px,85vw);z-index:19}
  .nav-toggle:checked ~ .rail{transform:none}
  .menu-btn{display:inline-flex}
  .content{margin-left:0;padding:70px 14px 48px}
  .topsearch{max-width:none}
  .topright .company-name,.topright .user{display:none}
  .props{grid-template-columns:1fr}
  .timeline li{grid-template-columns:1fr}
  .form{padding:14px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* ---- Release 2B: the sales rep mobile app — phone-first, bottom tab bar ---- */
.mshell{min-height:100vh;padding:0 0 76px}
.mtop{position:sticky;top:0;z-index:15;background:var(--surface);border-bottom:1px solid var(--rule);padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.mtop .mtitle{font-weight:800;font-size:17px}
.mtop a{color:var(--ink);text-decoration:none}
.mmain{padding:14px 14px 20px;max-width:640px;margin:0 auto}
.mcard{background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:14px 16px;margin-bottom:12px;box-shadow:var(--shadow)}
.mcard h3{margin:0 0 6px;font-size:15px}
.mcard .muted{font-size:13px}
.mlist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.mlist li{background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:12px 14px}
.mlist a{text-decoration:none;color:var(--ink);font-weight:700;display:block}
.mrow{display:flex;justify-content:space-between;align-items:center;gap:10px}
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:20;background:var(--surface);border-top:1px solid var(--rule);display:flex;padding:6px 4px calc(6px + env(safe-area-inset-bottom))}
.tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 2px;color:var(--muted);text-decoration:none;font-size:11px;font-weight:700;border-radius:6px}
.tabbar a[aria-current="page"]{color:var(--accent);background:var(--accent-soft)}
.tabbar .dot{width:8px;height:8px;border-radius:50%;background:var(--warm)}
.mbtn-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.mbtn-row .btn{flex:1;justify-content:center;min-width:120px}

/* ---- Post-launch UX: single-page sales order builder (Anosh's Shopify
   comparison — product/quantity/discount/add-to-order without a reload) */
.search-box{position:relative;margin-bottom:12px;max-width:420px}
.search-results{position:absolute;left:0;right:0;top:100%;z-index:10;margin:2px 0 0;padding:4px;list-style:none;background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);box-shadow:0 6px 20px rgba(0,0,0,.12);max-height:280px;overflow-y:auto}
.search-results li{margin:0}
.search-results li.muted{padding:6px 10px}
.search-result{display:block;width:100%;text-align:left;background:none;border:0;padding:7px 10px;border-radius:6px;cursor:pointer;font:inherit;color:var(--ink)}
.search-result:hover,.search-result:focus{background:var(--accent-soft)}
.price-preview{min-height:22px;margin:6px 0 10px;font-size:13px}
td.nowrap{white-space:nowrap}
@media (min-width:641px){.mmain{padding-top:20px}}